Frame for immersion flat filter membrane elements



FIG. 1 is a front view of the present invention, the rear view being the same as the front view;

FIG. 2 is a left side view of the present invention, the right side view being the same as the left side view;

FIG. 3 is a top view of the present invention;

FIG. 4 is a bottom view of the present invention;

FIG. 5 is a cross-sectional view taken along line 5-5 of FIG. 3;

FIG. 6 is a cross-sectional view taken along line 6-6 of FIG. 3;

FIG. 7 is a front view of the present invention with environmental structure shown in broken lines; and,

FIG. 8 is a perspective view of the present invention.

The broken lines shown in FIG. 7 representing environmental structure are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a frame for immersion flat filter membrane elements, as shown and described. 